/*
 * Copyright 2011-2012, David George, Licensed under the Apache License,
 * Version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package org.magneato.infra;

import org.magneato.dto.Page;
import org.springframework.security.acls.domain.ObjectIdentityImpl;
import org.springframework.security.acls.model.ObjectIdentity;
import org.springframework.security.acls.model.ObjectIdentityRetrievalStrategy;

/**
 * overwrite the strategy: build ObjectIdentity based on path string, instead of
 * Spring Security default getId() call
 * 
 * @author David George
 * @date 29/Apr/2011
 */
public class NodeNameRetrievalStrategy implements
		ObjectIdentityRetrievalStrategy {

	public ObjectIdentity getObjectIdentity(Object domainObject) {
		String pageName;

		if (domainObject instanceof String) {
			pageName = (String) domainObject;
		} else {
			Page page = (Page) domainObject;
			pageName = page.getName();
		}

		return new ObjectIdentityImpl(String.class, pageName);
	}
}